package com.heima.wemedia.service.impl;

import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.wemedia.dto.WmLoginDto;
import com.heima.model.wemedia.entity.WmUser;
import com.heima.utils.common.AppJwtUtil;
import com.heima.wemedia.dao.WmUserDao;
import com.heima.wemedia.service.WmUserService;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
//import org.springframework.data.domain.Page;
//import org.springframework.data.domain.PageImpl;
//import org.springframework.data.domain.PageRequest;

import javax.annotation.Resource;
import java.util.HashMap;

/**
 * 自媒体用户表(WmUser)表服务实现类
 *
 * @author makejava
 * @since 2022-06-04 01:41:18
 */
@Service("wmUserService")
public class WmUserServiceImpl implements WmUserService {
    @Resource
    private WmUserDao wmUserDao;

    /**
     * 通过ID查询单条数据
     *
     * @param id 主键
     * @return 实例对象
     */
    @Override
    public WmUser queryById(Integer id) {
        return this.wmUserDao.queryById(id);
    }

    /**
     * 分页查询
     *
     * @param wmUser 筛选条件
     * @param pageRequest      分页对象
     * @return 查询结果
     */
    //@Override
    //public Page<WmUser> queryByPage(WmUser wmUser, PageRequest pageRequest) {
    //    long total = this.wmUserDao.count(wmUser);
    //    return new PageImpl<>(this.wmUserDao.queryAllByLimit(wmUser, pageRequest), pageRequest, total);
    //}

    /**
     * 新增数据
     *
     * @param wmUser 实例对象
     * @return 实例对象
     */
    @Override
    public WmUser insert(WmUser wmUser) {
        this.wmUserDao.insert(wmUser);
        return wmUser;
    }

    /**
     * 修改数据
     *
     * @param wmUser 实例对象
     * @return 实例对象
     */
    @Override
    public WmUser update(WmUser wmUser) {
        this.wmUserDao.update(wmUser);
        return this.queryById(wmUser.getId());
    }

    /**
     * 通过主键删除数据
     *
     * @param id 主键
     * @return 是否成功
     */
    @Override
    public boolean deleteById(Integer id) {
        return this.wmUserDao.deleteById(id) > 0;
    }

    /**
     * @description: 自媒体用户登录
     * @author: itxiaoli
     * @date: 2022/6/5
     * @param: wmLoginDto
     * @return: ResponseResult
     **/
    @Override
    public ResponseResult login(WmLoginDto wmLoginDto) {
        String name = wmLoginDto.getName();
        String password = wmLoginDto.getPassword();
        // 查询用户
        WmUser wmUser = wmUserDao.searchUserByName(name);
        // 用户不存在
        if (wmUser == null) {
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_NAME_PASSWORD_ERROR);
        }
        // md5 Salt 加密
        String md5HexSalt = DigestUtils.md5Hex(password + wmUser.getSalt());
        if (!StringUtils.equals(md5HexSalt, wmUser.getPassword())) {
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_NAME_PASSWORD_ERROR);
        }

        // 数据脱敏
        wmUser.setPassword("");
        wmUser.setSalt("");

        // 校验成功生成token
        String token = AppJwtUtil.getToken(wmUser.getId().longValue());

        // 封装返回结果
        HashMap<String, Object> resultMap = new HashMap<>();
        resultMap.put("user", wmUser);
        resultMap.put("token", token);

        return ResponseResult.okResult(resultMap);
    }

    //public static void main(String[] args) {
    //    String md5HexSalt = DigestUtils.md5Hex("123456" + "itxiaoli");
    //    System.out.println(md5HexSalt);
    //}
}
